Answer:
[tex]\frac{11}{26}[/tex]
Step-by-step explanation:
Total number of cards in the deck = 52
Total number of face cards = 12
Total number of diamond cards = 13
Total number of diamond face card = 3
So, total number of ways become = [tex]12+13-3=22[/tex]
These are out of 52.
Hence, it could be a diamond or a face card = [tex]\frac{22}{52}=\frac{11}{26}[/tex]
